git_mkstemp(): be careful not to overflow the path buffer.

diff --git a/refs.c b/refs.c
index ef4484d2937727b131eade1c6b62180cd9722976..2694e7066d2dfdb155016ac3cd0104913b475c79 100644 (file)
--- a/refs.c
+++ b/refs.c
@@ -150,7 +150,7 @@ static struct ref_list *sort_ref_list(struct ref_list *list)
  * Future: need to be in "struct repository"
  * when doing a full libification.
  */
-struct cached_refs {
+static struct cached_refs {
        char did_loose;
        char did_packed;
        struct ref_list *loose;
@@ -1106,8 +1106,7 @@ static int log_ref_write(const char *ref_name, const unsigned char *old_sha1,
                len += sprintf(logrec + len - 1, "\t%.*s\n", msglen, msg) - 1;
        written = len <= maxlen ? write_in_full(logfd, logrec, len) : -1;
        free(logrec);
-       close(logfd);
-       if (written != len)
+       if (close(logfd) != 0 || written != len)
                return error("Unable to append to %s", log_file);
        return 0;
 }
@@ -1204,8 +1203,7 @@ int create_symref(const char *ref_target, const char *refs_heads_master,
                goto error_free_return;
        }
        written = write_in_full(fd, ref, len);
-       close(fd);
-       if (written != len) {
+       if (close(fd) != 0 || written != len) {
                error("Unable to write to %s", lockpath);
                goto error_unlink_return;
        }
@@ -1302,7 +1300,7 @@ int read_ref_at(const char *ref, unsigned long at_time, int cnt, unsigned char *
                                if (hashcmp(logged_sha1, sha1)) {
                                        fprintf(stderr,
                                                "warning: Log %s has gap after %s.\n",
-                                               logfile, show_rfc2822_date(date, tz));
+                                               logfile, show_date(date, tz, DATE_RFC2822));
                                }
                        }
                        else if (date == at_time) {
@@ -1315,7 +1313,7 @@ int read_ref_at(const char *ref, unsigned long at_time, int cnt, unsigned char *
                                if (hashcmp(logged_sha1, sha1)) {
                                        fprintf(stderr,
                                                "warning: Log %s unexpectedly ended on %s.\n",
-                                               logfile, show_rfc2822_date(date, tz));
+                                               logfile, show_date(date, tz, DATE_RFC2822));
                                }
                        }
                        munmap(log_mapped, mapsz);